254964969

素因数分解:

$3^3\times 7^1\times {\mathrm{199}}^1\times {\mathrm{6779}}^1$

素因数の和:6994

約数の個数: 32

約数和(自身を含む): 433920000

約数和(自身を除く): 178955031

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 199, 597, 1393, 1791, 4179, 5373, 6779, 12537, 20337, 37611, 47453, 61011, 142359, 183033, 427077, 1281231, 1349021, 4047063, 9443147, 12141189, 28329441, 36423567, 84988323, 254964969]

約数ペア:

[(1, 254964969), (3, 84988323), (7, 36423567), (9, 28329441), (21, 12141189), (27, 9443147), (63, 4047063), (189, 1349021), (199, 1281231), (597, 427077), (1393, 183033), (1791, 142359), (4179, 61011), (5373, 47453), (6779, 37611), (12537, 20337)]